Keywords: Patent Drawing for Joseph F. Glidden's Improvement to Barbed Wire - NARA - 302051.jpg Scope and content While the later half of the 19th century saw a series of patents for barbed wire it was this one that has proven to be the most enduring In 1874 Joseph Glidden an Illinois farmer patented an improved design which held the wire barbs in place Glidden's wire was the leading barbed wire used while the West was being settled; since that time there has been little change to his innovation General notes Exhibit history American Originals December 1997 - December 1998 National Archives Rotunda Washington DC Exhibit No 624 0202 302051 Local identifier Department of Commerce Patent Office 1925 - 1975 Archives II Reference Section Civilian Textual Archives Services Division NWCT2RC National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 1874-11-24 Record group Record Group 241 Records of the Patent and Trademark Office 1836 - 1978 Record group ARC 568 Patented Case Files compiled 1836 - 1956 Series ARC 302050 File unit File unit ARC Variant control numbers NAIL Control Number NWCTC-241-PATENT-157124<br /> Other Identifier Patent No 157124 Other versions <gallery> File Patent_Drawing_for_Joseph_F _Glidden's_Improvement_to_Barbed_Wire_-_NARA_-_302051 tif tif File Patent_Drawing_for_Joseph_F _Glidden's_Improvement_to_Barbed_Wire_-_NARA_-_302051 jpg jpg </gallery> NARA-cooperation PD-USGov Barbed wire U S Patent drawings Joseph F Glidden House |